沪教牛津（五四制）（2024）七年级下册（2024）Unit 2 Language and communicationD Communicating in groups (Writing & Disc

这是一份沪教牛津（五四制）（2024）七年级下册（2024）Unit 2 Language and communicationD Communicating in groups (Writing & Discovery)教课内容课件ppt，共18页。PPT课件主要包含了Telephone，Texting，Emails，Four，Purpose，Sound，in 1876，in 1973，Telephones，Symbols等内容，欢迎下载使用。
Learning bjectives
通过本课时的学习，学生能够：1. 获取古今多种通信方式的起源、用途及特点等相关信息；2. 通过小组讨论，合作探究通信方式的演变过程及驱动原因；3. 展开合理想象，探讨通信技术的未来发展；4. 关注科技进步对社会生活的改变，培养跨学科思维和创新意识。
What ancient ways f cmmunicatin are mentined in the vide?
1. Smke signal
3. Pny express
4. Semaphre flag
Can yu think f sme mdern ways f cmmunicatin?
Vide-chatting
Scial media
Discuss the fllwing questin with yur partner. Then, share with the class.
Which way f cmmunicatin impresses yu the mst? Why?
What a big difference between ancient and mdern cmmunicatin! Frm pigens carrying messages t instant vide-chatting, it’s really amazing.
Pigens impress me the mst. They fly far t carry messages, helping peple stay in tuch.
I like mdern vide-chatting. It allws us t see and talk t friends anytime anywhere.
Ancient and mdern ways f cmmunicatinSymbls fr cmmunicatinSymbls were used t deliver messages. The Chinese language was first written ver 5,000 years ag. Oracle Bne Script are wrds r symbls n bnes r trtise shells in the Shang dynasty.Smke signalsSmke signals were used t send messages. They were mstly used in ancient China. Chinese sldiers alng the Great Wall sent smke int the air as warnings f enemy attack.Switzerland AlphrnsAlphrns were nce used t cmmunicate in the muntains f Switzerland. Alphrns are very lng and heavy. The sund made by Alphrns travels much farther than the human vice.TelephnesThe first telephne was invented by Alexander Graham Bell in 1876. This allwed peple t send vices ver wires. Landline telephne services began in the 1900s. Mbile phnes were invented in 1973.
Hw many ways f cmmunicatin are mentined? What are they?
Read Symbls fr cmmunicatin and answer the questins.
1. What were symbls used t d?
They were used t deliver messages.
2. When was the Chinese language first written?
3. What are Oracle Bne Script?
Over 5,000 years ag.
Oracle Bne Script are wrds r symbls n bnes r trtise shells in the Shang dynasty.
Smke signalsSmke signals were used t send messages. They were mstly used in ancient China. Chinese sldiers alng the Great Wall sent smke int the air as warnings f enemy attack.
Read Smke signals and answer the questins.
1. What were smke signals used t d?
They were used t send messages.
2. Where were smke signals mstly used?
3. What did Chinese sldiers alng the Great Wall use smke fr?
They were mstly used in ancient China.
They sent smke int the air as warnings f enemy attack.
Switzerland AlphrnsAlphrns were nce used t cmmunicate in the muntains f Switzerland. Alphrns are very lng and heavy. The sund made by Alphrns travels much farther than the human vice..
Cuntry f Origin
Characteristics
Switzerland
Very lng and heavy
Travels much farther than the human vice
Read Switzerland Alphrns and cmplete the table.
T cmmunicate in the muntains
TelephnesThe first telephne was invented by Alexander Graham Bell in 1876. This allwed peple t send vices ver wires. Landline telephne services began in the 1900s. Mbile phnes were invented in 1973..
Telephne Develpment Timeline
in the 1900s
________________
________________________
_____________
The first telephne was inventend.
Landline telephne services began.
Mbile phnes were invented.
Alexander Graham Bell
send vices ver wires
Read Telephnes and cmplete the timeline.
Smke signals
Switzerland Alphrns
Match the cmmunicatin ways with the descriptins.
The sund travels much farther than the human vice.
Silders sent smke int the air as warnings f enemy attack.
Wrds r symbls are n bnes r trtise shells.
Peple send vices ver wires.
Read and fill in the blanks.
Ancient and mdernways f cmmunicatin
1. _______ fr cmmunicatin
4. _______ signals
They were used t 2. _______ messages.
Sme wrds r symbls are n 3. ______ r trtise shells.
Ther were mstly used in 5. _______ China.
Sliders sent smke int the air as 6. ________.
They’re used t cmmunicate in the 7. ________.
The sund travels 8. _____ than the human vice.
The inventin f the first telephne 9. _______ peple t send vices ver wire.
10. ____________ were invented in 1973.
Mbile phnes
Listen and read after it ludly.
Wrk in grups and discuss the fllwing questins. Then, share yur answers with the class.
Speed f Cmmunicatin: In the past, methds like messengers, pigens, and smke signals tk a lng time. Tday, we can cmmunicate instantly using phnes and the internet.Cnvenience: Cmmunicatin used t require carriers, pigens, r specific tls, but nw, mst peple carry phnes that allw them t cmmunicate at any time.Cverage: Ancient cmmunicatin was usually lcal r reginal, while mdern cmmunicatin can spread acrss the glbe in
1. Hw have cmmunicatin ways changed ver time? (speed, cnvenience, cverage ...)
2. What drive the changes in cmmunicatin ways?
Technlgical develpment.Scial r cultural
In the future:
Use yur imaginatin and think abut what the future ways f cmmunicatin may be like?
1. Our telephnes may have the functin f real-time translatin.2. With new technlgy like 5G (and later 6G), the internet will be much faster. 3. We may talk t each ther just by thinking. We wuldn’t need t type r speak, just think abut what we want t say, and the ther persn wuld hear it.4. ...
intrduce sme ancient and mdern ways f cmmunicatin.
After learning this lessn, I can
talk abut hw the cmmunicatin ways have changed and what the future ways f cmmunicatin may be like.
1. Draw a mind map abut the ancient and mdern ways f cmmunicatin yu’ve learned in this lessn.2. Cllect mre infrmatin abut the develpment f mdern cmmunicatin technlgy, such as 5G technlgy, satellite cmmunicatin, etc. Then, share in the next class.